ASTM E1387-90 Column check standard

Custom mix of F-PCB 28 and 118 2228.12 3'-Fluoro-2,4,4'-trichlorobiphenyl 3'-F-PCB-28 2865.12 5'-Fluoro-2,3',4,4',5-pentachlorobiphenyl 5'-F-PCB-118

D-Amphetamine sulphate (1/2 sulfate pr amphetamine),100 µg base/mL,MeOH,1mL,

Benzene and Toluene Calibration Blends Mix#1